Features 1.[High Power] Small volume speaker, dual internal magnetic horns, 3 sound generating units, complete coverage of 200 . With a wireless microphone. 2.[Premium Sound] Bluetooth karaoke machine, crisp treble, powerful mids and thick bass. Digital processing chip, ensure that the sound better, you can enjoy KTV sound at home. 3.[RGB Light Effect] Innovative design, the glazed speaker light effect into the karaoke speaker. Up to 16 independent light beads, a variety of RGB singing light effects, light with the sound. 4.[Easy To Use] Wireless karaoke machine can be connected to TV or cell phone via Bluetooth, simple and convenient to use, easy to enjoy individual KTV experience. 5.[Compact And Portable] Mini karaoke set, small and exquisite, portable, easy to use wherever you go. Suitable for travel, hotel, conference room, wedding, stage, etc. specificationItem Type: Karaoke Machine Material: Plastic, Electronics Speaker Size: Approx. 8 x 8 x 8.5cm / 3.1 x 3.1 x 3.3in Microphone Size: Approx. 13.5 x 3 x 3cm / 5.3 x 1.2 x 1.2in Speaker BT Version: BT 5.3 Speaker Horn Diameter: Approx. 57mm/2.24in Speaker Horn Power: 6W Speaker Working Voltage: 3.7V Speaker Frequency Range: 20Hz-20KHz Speaker Reverb: Aftersound Effect Reverb Speaker Charging Time: 3.5 to 4 Hours Memory Card Slot: Speaker Memory Card Slot Supports Up to 512G Storage (Not Included) Microphone Charging Time: About 2.5 Hours Battery Type: Speaker Built in 1200mAh, Microphone Built in 400mAh Polymer Lithium Battery (Included) PackageList 1 x Speaker 1 x Microphone 1 x Charging Cable 1 x Instruction Manual NoteManual measurement, please allow some errors.